<template>
  <div>
    <TypeNav/>
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-show="searchParams.categoryName">{{ this.$route.query.categoryName }}<i
                @click="deleteCategoryName">x</i></li>
            <li class="with-x" v-show="searchParams.keyword">{{ this.$route.query.keyword }}<i
                @click="deleteCategoryKeyword">x</i></li>
            <!--            如果此处用v-show，访问searchParams.trademark为undefined 使用split会报错-->
            <li class="with-x" v-if="searchParams.trademark">{{ searchParams.trademark.split(':')[1] }}<i
                @click="deleteTrademark">x</i></li>
            <li class="with-x" v-for="(item) in searchParams.props" :key="item.split(':')[0]">{{ item.split(':')[2]}}<i @click="deleteAttr(index)">x</i></li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector/>

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{active:isOrderCom}" @click="changeOrder('1')">
                  <a>综合<span v-show="isOrderCom" :class="`iconfont ${orderSort}`"></span></a>
                </li>
                <li :class="{active:isOrderPrice}" @click="changeOrder('2')">
                  <a>价格<span v-show="isOrderPrice" :class="`iconfont ${orderSort}`"></span></a>
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for="(item,index) in goodsList">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link :to="`/detail/${item.id}`" ><img :src="item.defaultImg"/></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{item.price}}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a target="_blank" href="item.html"
                       title="促销信息，下单即赠送三个月CIBN视频会员卡！【小米电视新品4A 58 火爆预约中】">Apple苹果iPhone
                      6s (A1699)Apple苹果iPhone 6s (A1699)Apple苹果iPhone 6s (A1699)Apple苹果iPhone 6s (A1699)</a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a href="success-cart.html" target="_blank" class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
                  </div>
                </div>
              </li>

            </ul>
          </div>
          <Pagination :pageSize="searchList.pageSize" :pageNo="searchList.pageNo" :total="searchList.total" :continues="5"/>
        </div>
      </div>
    </div>

  </div>
</template>

<script>
import SearchSelector from './SearchSelector/SearchSelector'
import {mapGetters, mapState} from "vuex";

export default {
  name: 'Search',
  data() {
    return {
      searchParams: {
        //产品相应的id
        category1Id: "",
        category2Id: "",
        category3Id: "",
        categoryName: "",  //产品的名字
        keyword: '',   //产品的名字
        order: "1:desc",    //排序:初始状态应该是综合且降序
        pageNo: 5,   //第几页
        pageSize: 3,  //每一页展示条数
        props: [],  //平台属性的操作
        trademark: "",  //品牌
      }
    }
  },
  components: {
    SearchSelector
  },
  computed: {
    ...mapState('search',['searchList']),
    ...mapGetters('search', ['goodsList', 'attrsList', 'trademarkList']),
  //   判断综合排序激活
    isOrderCom(){
      return this.searchParams.order.indexOf('1') !== -1;
    },
    // 判断升序和降序的箭头
    orderSort(){
      return this.searchParams.order.indexOf('desc') !== -1?'icon-arrow-down-filling':'icon-arrow-up-filling'
    },
    //   判断价格排序激活
    isOrderPrice(){
      return this.searchParams.order.indexOf('2') !== -1;
    },

  },
  methods: {
    // 将searchParams跟当前路由query合并，发送请求向后台获取数据
    getData() {
      Object.assign(this.searchParams, this.$route.params, this.$route.query);  // 合并对象，将对象属性合并到第一个参数的对象里
      this.$store.dispatch('search/reqSearchList', this.searchParams)
    },
    //删除分类名称面包屑
    deleteCategoryName() {
      // 置空id和名称,设为undefined 不向服务器传递
      this.$route.query.category1Id = undefined;
      this.$route.query.category2Id = undefined;
      this.$route.query.category3Id = undefined;
      this.$route.query.categoryName = undefined;
      this.getData()
    },
    //删除搜索关键字面包屑
    deleteCategoryKeyword() {
      let path = this.$route.fullPath
      if (path.indexOf('&keyword=') !== -1) {   //判断当前地址query是否包含keyword,如果有则删除
        let reg = /(?=&keyword=).*/;
        path = path.replace(reg, '')
      }
      this.$router.push(path)
      // this.$route.query.keyword = undefined;
      this.getData()
    },
    //删除品牌面包屑
    deleteTrademark() {
      this.searchParams.trademark = undefined;
      this.getData();
    },
    //删除属性面包屑
    deleteAttr(index){
      this.searchParams.props.splice(index,1);
      this.getData();
    },
    changeOrder(tag){
      let originOrder = this.searchParams.order.split(':')[0];
      let originSort = this.searchParams.order.split(':')[1];
      if(tag === originOrder){
        this.searchParams.order = `${originOrder}:${originSort === 'desc'?'asc':'desc'}`;  //切换desc和asc
        this.getData();
      }else {
        this.searchParams.order = `${tag}:desc`;
        this.getData();
      }

    }
  },
  watch: {
    $route: {
      handler() {
        console.log('route发生了变化,先置空searchParams再重新发送getData请求')
 //若已存在某个级别分类，为防止用户再点击其他级别分类时，列如造成向服务器同时请求category1Id和category2Id，先清空searchParams，再由getDate（）合并数据再发请求
        this.searchParams.category1Id = undefined;
        this.searchParams.category2Id = undefined;
        this.searchParams.category3Id = undefined;
        this.searchParams.categoryName = undefined;
        this.getData();
      },
      deep: true,
      // immediate:true
    }
  },
  beforeMount() {
    this.getData();
  },
  mounted() {
    // 获取到SearchSelector组件点击的品牌
    this.$bus.$on('getTrademarkInfo', (value) => {
      this.searchParams.trademark = value;
      this.getData();
    });
    // 获取到SearchSelector组件点击的商品属性
    this.$bus.$on('getAttrInfo', (value) => {
      this.searchParams.props = value;
      this.getData();
    });
    // 获取到Pagination组件点击的页码数
    this.$bus.$on('getPage',(value) =>{
      this.searchParams.pageNo = value;
      this.getData();
    })
  }
}
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>